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NASA, Glenn Research Center at Lewis Field

Space Research And Technology, Brook Park, Ohio. NPDES permit OH0000418, in force until Jul 31, 2030. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 20 days after each period: form A monthly (10 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 12 reports late

Limits in force (10)

ParameterStatisticLimitMonths
Specific conductancemonthly averagereport only (umho/cm)all year
Specific conductancedaily maximumreport only (umho/cm)all year
pHdaily minimum≥ 6.5 SUall year
pHdaily maximum≤ 9 SUall year
Solids, total suspendedmonthly averagereport only (mg/L)all year
Solids, total suspendeddaily maximumreport only (mg/L)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
Mercury, total low levelmonthly average≤ 24.5 ng/Lall year
Mercury, total low leveldaily maximum≤ 1700 ng/Lall year

Cited limits by parameter: Ohio's rules and the federal ones.

Same industry: the 3 Administration of Economic Programs permits in Ohio.

Check this month's numbers Email me before each report is due

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/OH0000418 · MCP: https://passage-data.com/mcp